1. (noun) weedy nightshade with silvery foliage and violet or blue or white flowers; roundish berry widely used to curdle milk; central United States to South America

• prairie berry
• purple nightshade
• silver-leaved nettle
• silver-leaved nightshade
• silverleaf nightshade
• solanum elaeagnifolium
• white horse nettle

1. (noun) weedy nightshade with silvery foliage and violet or blue or white flowers; roundish berry widely used to curdle milk; central United States to South America

• nightshade